If you look into the end of a fiber, the powerful laser signal transmitting through it will burn your eyeball. The effect is like a medical fiber optics gadget that burns warts off your finger or an endoscope used in laser surgery, right?
In several recent columns, I discussed the process of fiber optic terminations. I examined each step in detail and shared some of the things I have learned from experience and teaching students. As they say, one learns from one’s mistakes.